11044131251 has 2 divisors, whose sum is σ = 11044131252. Its totient is φ = 11044131250.

The previous prime is 11044131247. The next prime is 11044131271. The reversal of 11044131251 is 15213144011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11044131251 - 2² = 11044131247 is a prime.

It is not a weakly prime, because it can be changed into another prime (11044131271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5522065625 + 5522065626.

It is an arithmetic number, because the mean of its divisors is an integer number (5522065626).

Almost surely, 2^11044131251 is an apocalyptic number.

11044131251 is a deficient number, since it is larger than the sum of its proper divisors (1).

11044131251 is an equidigital number, since it uses as much as digits as its factorization.

11044131251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 23.

Adding to 11044131251 its reverse (15213144011), we get a palindrome (26257275262).

The spelling of 11044131251 in words is "eleven billion, forty-four million, one hundred thirty-one thousand, two hundred fifty-one".